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	<title></title>
		<style type="text/css">
			*{ margin:0; padding:0;}
			body {font-size:12px;text-align:center;}
			a { color:#04D; text-decoration:none;}
			a:hover { color:#F50; text-decoration:underline;}
			.SubCategoryBox {width:600px; margin:0 auto; text-align:center;margin-top:40px;}
			.SubCategoryBox ul { list-style:none;}
			.SubCategoryBox ul li { display:block; float:left; width:200px; line-height:20px;}
			.showmore { clear:both; text-align:center;padding-top:10px;}
			.showmore a { display:block; width:120px; margin:0 auto; line-height:24px; border:1px solid #AAA;}
			
			.showmore a span { padding-left:15px; background:url(img/down.gif) no-repeat 0 0;}
			
			.promoted a { color:#F50;}
		</style>
		<script type="text/javascript" src="scripts/jquery-1.3.1.js"></script>
		<script type="text/javascript">
			/*
			var $category = $("li:gt(5):lt(10)");
			此时的 lt 是在 li:gt(5) 基础上进行的. 
			*/
			$(function(){
				//1. 需要选择从 "富士" - "爱国者" 的所有 li: $category
				var $category = $("li:gt(5):not(:last)");
				
				//2. 把他们隐藏. 
				$category.hide();
				
				//3. 为 .showmore 添加一个 onclick 响应函数(取消默认行为)
				$(".showmore").click(function(){
					
					//4. 若 $category 是隐藏的. 使用 is
					if($category.is(":hidden")){
						//4.1 $category 显示
						$category.show();
						
						//4.2 使 "佳能", "尼康", "奥林巴斯" 变为高亮显示: 
						//添加 .promoted 的 class
						$("li:contains('佳能'),li:contains('尼康'),li:contains('奥林巴斯')").addClass("promoted");
						
						//4.3 .showmore > a > span 的文字变为: 显示精简品牌
						$(".showmore > a > span").text("显示精简品牌");
						
						//4.4 .showmore > a > span 的 background 变为: 
						//url(img/up.gif) no-repeat 0 0
						$(".showmore > a > span").css("background", "url(img/up.gif) no-repeat 0 0");
					}
					//5. 若 $category 是显示的. 
					else{
						$category.hide();
						$("li").removeClass("promoted");
						$(".showmore > a > span").text("显示全部品牌");
						$(".showmore > a > span").css("background", "url(img/down.gif) no-repeat 0 0");
					}
					
					return false;
				});
				
				
				
			});
		</script>
	</head>
	<body>
		<div class="SubCategoryBox">
			<ul>
				<li ><a href="#">佳能</a><i>(30440) </i></li>
				<li ><a href="#">索尼</a><i>(27220) </i></li>
				<li ><a href="#">三星</a><i>(20808) </i></li>
				<li ><a href="#">尼康</a><i>(17821) </i></li>
				<li ><a href="#">松下</a><i>(12289) </i></li>
				<li ><a href="#">卡西欧</a><i>(8242) </i></li>
				<li ><a href="#">富士</a><i>(14894) </i></li>
				<li ><a href="#">柯达</a><i>(9520) </i></li>
				<li ><a href="#">宾得</a><i>(2195) </i></li>
				<li ><a href="#">理光</a><i>(4114) </i></li>
				<li ><a href="#">奥林巴斯</a><i>(12205) </i></li>
				<li ><a href="#">明基</a><i>(1466) </i></li>
				<li ><a href="#">爱国者</a><i>(3091) </i></li>
				<li ><a href="#">其它品牌相机</a><i>(7275) </i></li>
			</ul>
			<div class="showmore">
				<a href="more.html"><span>显示全部品牌</span></a>
			</div>
		</div>
	</body>
</html>

